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US 12,257,046 B2Granted
Resonance frequency shift sensors
AssigneeIowa State University Research Foundation, Inc.
InventorsAdam Russell Carr, Nigel Forest Reuel
Life of this patent
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Abstract
The present disclosure provides a resonator system for detecting perspiration. The system includes a resonator. The resonator includes an electronically conductive segment. The resonator further includes a polymeric component coating at least a portion of the electronically conductive segment. The resonator further includes a fluidic channel component positioned adjacent to the polymeric component and comprising a microfluidic channel.
Claims17
A system for detecting perspiration, the system comprising:
- a sensing component comprising a resonator comprising:
- a platform comprising an electronically conductive segment having a spiral shape, having pitch in a range of from about 0.1 mm to about 10 mm;
- a polymeric component coating at least a portion of the electronically conductive segment;
- and
- a microfluidic channel component defined by the platform and positioned to contact the polymeric component and
- a reader to detect the resonance frequency of the resonator and positioned to be in electrical communication with the resonator.
3 more elements
A method of detecting perspiration, the method comprising:
- measuring a first resonance frequency of a system with a resonance reader,
- contacting a microfluidic channel of the system with perspiration;
- and
- measuring a second resonance frequency of the resonator system following contacting the perspiration with the microfluidic channel with the resonance reader, wherein the system comprises:
- sensing component comprising a resonator comprising:
- a platform comprising an electronically conductive segment having a spiral shape, having pitch in a range of from about 0.1 mm to about 10 mm;
- a polymeric component coating at least a portion of the electronically conductive segment;
- and
- the microfluidic channel is defined by the platform.
6 more elements
Dependencies are inferred from the claim text.